| Isaac Todhunter - 1866 - 216 páginas
...between 100 and 1000 its logarithm lies between 2 and 3 : and so on. The integral part of a logarithm is called the characteristic, and the decimal part is called the mantissa; thus as the logarithm of any number between 100 and 1000 is greater than 2 and less than 3, it is equal... | |
| Aaron Schuyler - 1875 - 284 páginas
...is greater than 10 and less than 100, its logarithm is greater than 1 and less than 2, or is 1 -f- a decimal. 3. In general, if the number is not an...find the laws for the characteristic. Let (1) 10* = Tl ; then, by def., log n = x. But (2) 10!= 10. (1)-K2) = (3) 10*-' = ^; then, by def, log ^ = *-l.... | |
| Henry Sinclair Hall, Samuel Ratcliffe Knight - 1891 - 606 páginas
...arid <= ICT1 ; . •. log '06 = - 2 + a fraction. 209. DEFINITION. The integral part of a logarithm is called the characteristic, and the decimal part is called the mantissa. The characteristic of the logarithm of any number to the base 10 can be written down by inspection,... | |
| Henry Sinclair Hall, Samuel Ratcliffe Knight - 1893 - 434 páginas
...-06>10-2 and <10~1; . •. log -06 = - 2 + a fraction. 161. DEFINITION. The integral part of a logarithm is called the characteristic, and the decimal part is called the mantissa. The characteristic of the logarithm of any number to the 10 can be found by inspection, as we shall... | |
| Alfred Hix Welsh - 1894 - 228 páginas
...is, 102-3692 = 234. Cor. IV. — In general, if a number is not an exact power of 10, its logarithm will consist of two parts, — an entire part and...part. • The entire part is called the Characteristic ; the decimal part, the Mantissa. § 3. LAWS OF THE CHARACTERISTIC. THEOREM II. Let (1) 10* = n; then,... | |
| Henry Sinclair Hall, Samuel Ratcliffe Knight - 1895 - 508 páginas
...-06>10-a and <10-! ; .-. log -06=— 2+ a fraction. 407. DEFINITION. The integral part of a logarithm is called the characteristic, and the decimal part is called the mantissa. 408. To determine the characteristic of the logarithm of any number greater than unity. It is clear... | |
| Thomas Ulvan Taylor, Charles Puryear - 1902 - 248 páginas
...Similarly, the logarithm of any positive number consists of a whole number plus a decimal. The whole number is called the characteristic, and the decimal part is called the mantissa. Table I in the Appendix gives the mantissas of the logarithms of numbers from 1 to 10000. It is not... | |
| Joseph Claudel - 1906 - 758 páginas
...number 0.236 and — 2 for the number 0.00326. 397. The whole part of a positive or negative logarithm is called the characteristic, and the decimal part is called the mantissa. 398. The logarithm of a number multiplied or divided by a power of 10. From (396) it follows that knowing... | |
| Henry Lewis Rietz, Arthur Robert Crathorne - 1909 - 292 páginas
...fractions. Thus, log 765 = 2.8837 correct to four decimal places. The integral part of a logarithm is called the characteristic and the decimal part is called the mantissa. In log 765, the characteristic is 2 and the mantissa is 0.8837. For convenience in constructing tables,... | |
| William Henry Dooley - 1915 - 366 páginas
...between 10 and 100 is a number between 1 and 2, and is, therefore, 1 plus a decimal. The whole number 1 is called the characteristic, and the decimal part is called the mantissa. In like manner, the log of a number between 100 and 1000 is 2 plus a decimal, for 102 = 100 and 10s... | |
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